Ethylene-mediated metabolic priming increases photosynthesis and metabolism to enhance plant growth and stress tolerance | PNAS Nexus | Oxford Academic

Advanced Techniques
24

Well they kinda do act individually but more importantly like you are saying they work better synergystically.

Now something to remember here is this is cultivar/variety/varietal dependant.

I think we need to start another thread, so we don’t drag this one too far off topic.